Fort Gratiot light was built in April 1829. It was situated north of an older tower light that has collapsed into the St. Clair river after a violent storm. The tower was constructed of brick to the height of 65 feet. In 1862 the height was increased to 82 feet to match the focal point of a new 4th order Fresnel lens.
There are 124 Michigan lighthouses across the state. They are unique, functional and draw many visitors to explore their grounds or climb the towers. Of the four lighthouses in the Upper Thumb, only one is accessible directly from the land. All the others need a boat to access. Port Austin Reef Lighthouse The light was first … Read more